<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml"
      xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>主页</title>
</head>
<body>
    这是主页,<span th:text="${a}">13 february 2011</span>
    <span th:text="${b}">13 february 2011</span>
    [[${a}+${b}]]!
</body>
</html>